Dimensions, 4 28inch Gauge included, No Electric or mechanical, Electric Number, 733750All swingarm readings are subject to fuel slosh fluctuations. All sending units must be one inch (25.4 mm) shorter than the tank depth. Suitable for gasoline, ethanol, diesel, bio diesel, and non potable water; they are fire rated The requirements of ISO 10088 and 8846 and ABYC H 24